Why was this counted blunder?

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ChessSBM

ChessSBM

Is it because the position better or is there tactic? 

ThaiViet41

I would say because if the black short castle you would have a sacrifice of the white bishop on H7, followed by queen check on H5. 

 

ChessSBM
ThaiViet41 wrote:

I would say because if the black short castle you would have a sacrifice of the white bishop on H7, followed by queen check on H5. 

 

But they might don’t castle?

ChessSBM
ThaiViet41 wrote:

I would say because if the black short castle you would have a sacrifice of the white bishop on H7, followed by queen check on H5. 

 

But good point I guess

ChessSBM
Menhattan wrote:

I have no idea why would that be a blunder

 

i guess even 2700 don’t have any idea

ThaiViet41
ChessSBM wrote:
ThaiViet41 wrote:

I would say because if the black short castle you would have a sacrifice of the white bishop on H7, followed by queen check on H5. 

 

But good point I guess

On your game they castle right away after you move the knight,  which was the logical move. 

You ended up doing a check mat on the white diagonal with bishop/knight. 

Just have a look at what would have happen if you had move the bishop and they had castled anyway and you followed with the bishop sacrifice and queen check. 

Then you move the knight in F3 threatening G5 followed by mat with the queen. I had a look at this position and it seems to be pretty hard for black to defend. 

ThaiViet41

One of the reason I did so many blunder yesterday is that last week I did only puzzle and Chessking app exercice. 

On chessking it was "attaching the king protected by pawn" so I saw a lot of configuration where you had to sacrifice a piece to get access to the king. 

That's really look like one of those "sacrifice a piece to gain access to the king and a decisive advantages". 

ChessSBM
ThaiViet41 wrote:
ChessSBM wrote:
ThaiViet41 wrote:

I would say because if the black short castle you would have a sacrifice of the white bishop on H7, followed by queen check on H5. 

 

But good point I guess

On your game they castle right away after you move the knight,  which was the logical move. 

You ended up doing a check mat on the white diagonal with bishop/knight. 

Just have a look at what would have happen if you had move the bishop and they had castled anyway and you followed with the bishop sacrifice and queen check. 

Then you move the knight in F3 threatening G5 followed by mat with the queen. I had a look at this position and it seems to be pretty hard for black to defend. 

/On your game they castle right away after you move the knight,  which was the logical move.  /

actually when I checked the line of best move after Nf3, it was f6

ThaiViet41

And I was wrong. 

I analysed the game with the chess.com engine and it consider it a blunder because you can have a better structure by moving a pawn before the knight. 

ChessSBM
ThaiViet41 wrote:

And I was wrong. 

I analysed the game with the chess.com engine and it consider it a blunder because you can have a better structure by moving a pawn before the knight. 

Yes I checked the line. But is that really that much of a blunder? Maybe mistake could fit.

ChessSBM
0WanderingInferno0 wrote:
ChessSBM wrote:

Is it because the position better or is there tactic? 

I think it's cuz there's no where the knight can actually move now without getting taken... while the bishop has a couple options if you move it there. Also moving the knight to f3 blocks the queen from going out, if it has to be activated the next good spot would be d3 but if you had moved the bishop, you would've been able to bring queen to g4, attacking the g7 pawn and targeting the knight on d7. Then you probably could've moved bishop to f5 or vice versa... Idk fs tho.

Maybe this could be a reason

ThaiViet41

That's more the way the site characterize mistake, in the opening they are pretty big on the "have to move the pieces first". 

End here moving the knight first prevent moving the pawn. 

Keep in mind that it is just a chess engine. 

archaja

The difference between the best move and your move just less than .30. So, I wouldn´t call it a blunder. Sometimes the classifications of the engine is not really reproducible. There is no taktik and you are still winning.

ChessSBM

 

ChessSBM
archaja wrote:

The difference between the best move and your move just less than .30. So, I wouldn´t call it a blunder. Sometimes the classifications of the engine is not really reproducible. There is no taktik and you are still winning.

Okay. I think the engine is angry that it wants me to save the move f4. 

ThaiViet41
Menhattan wrote:
ThaiViet41 wrote:

I would say because if the black short castle you would have a sacrifice of the white bishop on H7, followed by queen check on H5. 

 

sacrifice doesnt work

 

When I look at it, it was looking very uncomfortable for black, so I tried to play it with the chess engine ( seriously I love the tool of this site). 

I had miss the knight coming in F8, preventing check. 

ChessSBM
ThaiViet41 wrote:
Menhattan wrote:
ThaiViet41 wrote:

I would say because if the black short castle you would have a sacrifice of the white bishop on H7, followed by queen check on H5. 

 

sacrifice doesnt work

 

When I look at it, it was looking very uncomfortable for black, so I tried to play it with the chess engine ( seriously I love the tool of this site). 

I had miss the knight coming in F8, preventing check. 

Check my diagram

AussieMatey

Nf3 is never counted as a blunder anywhere. Black can then play ...f6 and it's a slight advantage for him.

ChessSBM

Sorry? Nf3 is counted as blunder?